Template:Ippolitov & Gulyaev, 2017
- Ippolitov, A. P. & Gulyaev, D.B. 2017. New data on the lower Bathonian belemnites of Russian platform. Jurassic System of Russia: Problems of stratigraphy and paleogeography. Seventh All-Russian meeting. September 18-22, 2017, Moscow. Scientific materials. Moscow: GIN RAS. pp. 78–81. PDF